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| 红外线发光器 | |||
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| IR感应器 | |||
| 红外传感器; 红外线感应器 (датчик движения); 红外感应器 (датчик движения) | |||
| 红外线传感器 | |||
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инфракрасные датчики : 14 phrases in 4 subjects |
| Astronautics | 2 |
| General | 4 |
| Security systems | 1 |
| Technology | 7 |
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